package idv.loveloser.dao;

import java.util.List;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A data access object (DAO) providing persistence and search support for
 * MdlCourseRequest entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see idv.loveloser.dao.MdlCourseRequest
 * @author MyEclipse Persistence Tools
 */

public class MdlCourseRequestDAO extends BaseHibernateDAO {
	private static final Logger log = LoggerFactory
			.getLogger(MdlCourseRequestDAO.class);
	// property constants
	public static final String FULLNAME = "fullname";
	public static final String SHORTNAME = "shortname";
	public static final String SUMMARY = "summary";
	public static final String SUMMARYFORMAT = "summaryformat";
	public static final String REASON = "reason";
	public static final String REQUESTER = "requester";
	public static final String PASSWORD = "password";

	public void save(MdlCourseRequest transientInstance) {
		log.debug("saving MdlCourseRequest instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(MdlCourseRequest persistentInstance) {
		log.debug("deleting MdlCourseRequest instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public MdlCourseRequest findById(java.lang.Long id) {
		log.debug("getting MdlCourseRequest instance with id: " + id);
		try {
			MdlCourseRequest instance = (MdlCourseRequest) getSession().get(
					"idv.loveloser.dao.MdlCourseRequest", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(MdlCourseRequest instance) {
		log.debug("finding MdlCourseRequest instance by example");
		try {
			List results = getSession()
					.createCriteria("idv.loveloser.dao.MdlCourseRequest")
					.add(Example.create(instance)).list();
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding MdlCourseRequest instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from MdlCourseRequest as model where model."
					+ propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findByFullname(Object fullname) {
		return findByProperty(FULLNAME, fullname);
	}

	public List findByShortname(Object shortname) {
		return findByProperty(SHORTNAME, shortname);
	}

	public List findBySummary(Object summary) {
		return findByProperty(SUMMARY, summary);
	}

	public List findBySummaryformat(Object summaryformat) {
		return findByProperty(SUMMARYFORMAT, summaryformat);
	}

	public List findByReason(Object reason) {
		return findByProperty(REASON, reason);
	}

	public List findByRequester(Object requester) {
		return findByProperty(REQUESTER, requester);
	}

	public List findByPassword(Object password) {
		return findByProperty(PASSWORD, password);
	}

	public List findAll() {
		log.debug("finding all MdlCourseRequest instances");
		try {
			String queryString = "from MdlCourseRequest";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public MdlCourseRequest merge(MdlCourseRequest detachedInstance) {
		log.debug("merging MdlCourseRequest instance");
		try {
			MdlCourseRequest result = (MdlCourseRequest) getSession().merge(
					detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(MdlCourseRequest instance) {
		log.debug("attaching dirty MdlCourseRequest instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(MdlCourseRequest instance) {
		log.debug("attaching clean MdlCourseRequest instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}